Sweden-Number/dlls/quartz/avidec.c

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/*
* AVI Decompressor (VFW decompressors wrapper)
*
* Copyright 2004-2005 Christian Costa
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "quartz_private.h"
#include "uuids.h"
#include "amvideo.h"
#include "windef.h"
#include "winbase.h"
#include "dshow.h"
#include "strmif.h"
#include "vfwmsgs.h"
#include "vfw.h"
#include "dvdmedia.h"
#include <assert.h>
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(quartz);
typedef struct AVIDecImpl
{
TransformFilter tf;
HIC hvid;
BITMAPINFOHEADER* pBihIn;
BITMAPINFOHEADER* pBihOut;
REFERENCE_TIME late;
} AVIDecImpl;
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static inline AVIDecImpl *impl_from_TransformFilter( TransformFilter *iface )
{
return CONTAINING_RECORD(iface, AVIDecImpl, tf);
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}
static HRESULT WINAPI AVIDec_StartStreaming(TransformFilter* pTransformFilter)
{
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AVIDecImpl* This = impl_from_TransformFilter(pTransformFilter);
DWORD result;
TRACE("(%p)->()\n", This);
This->late = -1;
result = ICDecompressBegin(This->hvid, This->pBihIn, This->pBihOut);
if (result != ICERR_OK)
{
ERR("Cannot start processing (%d)\n", result);
return E_FAIL;
}
return S_OK;
}
static HRESULT WINAPI AVIDec_EndFlush(TransformFilter *pTransformFilter) {
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AVIDecImpl* This = impl_from_TransformFilter(pTransformFilter);
This->late = -1;
return S_OK;
}
static HRESULT WINAPI AVIDec_NotifyDrop(TransformFilter *pTransformFilter, IBaseFilter *sender, Quality qm) {
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AVIDecImpl *This = impl_from_TransformFilter(pTransformFilter);
EnterCriticalSection(&This->tf.filter.csFilter);
if (qm.Late > 0)
This->late = qm.Late + qm.TimeStamp;
else
This->late = -1;
LeaveCriticalSection(&This->tf.filter.csFilter);
return S_OK;
}
static int AVIDec_DropSample(AVIDecImpl *This, REFERENCE_TIME tStart) {
if (This->late < 0)
return 0;
if (tStart < This->late) {
TRACE("Dropping sample\n");
return 1;
}
This->late = -1;
return 0;
}
static HRESULT WINAPI AVIDec_Receive(TransformFilter *tf, IMediaSample *pSample)
{
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AVIDecImpl* This = impl_from_TransformFilter(tf);
HRESULT hr;
DWORD res;
IMediaSample* pOutSample = NULL;
DWORD cbDstStream;
LPBYTE pbDstStream;
DWORD cbSrcStream;
LPBYTE pbSrcStream;
LONGLONG tStart, tStop;
DWORD flags = 0;
hr = IMediaSample_GetPointer(pSample, &pbSrcStream);
if (FAILED(hr))
{
ERR("Cannot get pointer to sample data (%x)\n", hr);
return hr;
}
cbSrcStream = IMediaSample_GetActualDataLength(pSample);
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TRACE("Sample data ptr = %p, size = %d\n", pbSrcStream, cbSrcStream);
/* Update input size to match sample size */
This->pBihIn->biSizeImage = cbSrcStream;
hr = BaseOutputPinImpl_GetDeliveryBuffer(&This->tf.source, &pOutSample, NULL, NULL, 0);
if (FAILED(hr)) {
ERR("Unable to get delivery buffer (%x)\n", hr);
return hr;
}
hr = IMediaSample_SetActualDataLength(pOutSample, 0);
assert(hr == S_OK);
hr = IMediaSample_GetPointer(pOutSample, &pbDstStream);
if (FAILED(hr)) {
ERR("Unable to get pointer to buffer (%x)\n", hr);
IMediaSample_Release(pOutSample);
return hr;
}
cbDstStream = IMediaSample_GetSize(pOutSample);
if (cbDstStream < This->pBihOut->biSizeImage) {
ERR("Sample size is too small %d < %d\n", cbDstStream, This->pBihOut->biSizeImage);
IMediaSample_Release(pOutSample);
return E_FAIL;
}
if (IMediaSample_IsPreroll(pSample) == S_OK)
flags |= ICDECOMPRESS_PREROLL;
if (IMediaSample_IsSyncPoint(pSample) != S_OK)
flags |= ICDECOMPRESS_NOTKEYFRAME;
hr = IMediaSample_GetTime(pSample, &tStart, &tStop);
if (hr == S_OK && AVIDec_DropSample(This, tStart))
flags |= ICDECOMPRESS_HURRYUP;
res = ICDecompress(This->hvid, flags, This->pBihIn, pbSrcStream, This->pBihOut, pbDstStream);
if (res != ICERR_OK)
ERR("Error occurred during the decompression (%x)\n", res);
/* Drop sample if it's intended to be dropped */
if (flags & ICDECOMPRESS_HURRYUP) {
IMediaSample_Release(pOutSample);
return S_OK;
}
IMediaSample_SetActualDataLength(pOutSample, This->pBihOut->biSizeImage);
IMediaSample_SetPreroll(pOutSample, (IMediaSample_IsPreroll(pSample) == S_OK));
IMediaSample_SetDiscontinuity(pOutSample, (IMediaSample_IsDiscontinuity(pSample) == S_OK));
IMediaSample_SetSyncPoint(pOutSample, (IMediaSample_IsSyncPoint(pSample) == S_OK));
if (hr == S_OK)
IMediaSample_SetTime(pOutSample, &tStart, &tStop);
else if (hr == VFW_S_NO_STOP_TIME)
IMediaSample_SetTime(pOutSample, &tStart, NULL);
else
IMediaSample_SetTime(pOutSample, NULL, NULL);
if (IMediaSample_GetMediaTime(pSample, &tStart, &tStop) == S_OK)
IMediaSample_SetMediaTime(pOutSample, &tStart, &tStop);
else
IMediaSample_SetMediaTime(pOutSample, NULL, NULL);
hr = IMemInputPin_Receive(This->tf.source.pMemInputPin, pOutSample);
if (hr != S_OK && hr != VFW_E_NOT_CONNECTED)
ERR("Error sending sample (%x)\n", hr);
IMediaSample_Release(pOutSample);
return hr;
}
static HRESULT WINAPI AVIDec_StopStreaming(TransformFilter* pTransformFilter)
{
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AVIDecImpl* This = impl_from_TransformFilter(pTransformFilter);
DWORD result;
TRACE("(%p)->()\n", This);
if (!This->hvid)
return S_OK;
result = ICDecompressEnd(This->hvid);
if (result != ICERR_OK)
{
ERR("Cannot stop processing (%d)\n", result);
return E_FAIL;
}
return S_OK;
}
static HRESULT avi_dec_connect_sink(TransformFilter *tf, const AM_MEDIA_TYPE *pmt)
{
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AVIDecImpl* This = impl_from_TransformFilter(tf);
HRESULT hr = VFW_E_TYPE_NOT_ACCEPTED;
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/* Check root (GUID w/o FOURCC) */
if ((IsEqualIID(&pmt->majortype, &MEDIATYPE_Video)) &&
(!memcmp(((const char *)&pmt->subtype)+4, ((const char *)&MEDIATYPE_Video)+4, sizeof(GUID)-4)))
{
VIDEOINFOHEADER *format1 = (VIDEOINFOHEADER *)pmt->pbFormat;
VIDEOINFOHEADER2 *format2 = (VIDEOINFOHEADER2 *)pmt->pbFormat;
BITMAPINFOHEADER *bmi;
if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo))
bmi = &format1->bmiHeader;
else if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo2))
bmi = &format2->bmiHeader;
else
goto failed;
This->hvid = ICLocate(pmt->majortype.Data1, pmt->subtype.Data1, bmi, NULL, ICMODE_DECOMPRESS);
if (This->hvid)
{
AM_MEDIA_TYPE* outpmt = &This->tf.pmt;
const CLSID* outsubtype;
DWORD bih_size;
DWORD output_depth = bmi->biBitCount;
DWORD result;
FreeMediaType(outpmt);
switch(bmi->biBitCount)
{
case 32: outsubtype = &MEDIASUBTYPE_RGB32; break;
case 24: outsubtype = &MEDIASUBTYPE_RGB24; break;
case 16: outsubtype = &MEDIASUBTYPE_RGB565; break;
case 8: outsubtype = &MEDIASUBTYPE_RGB8; break;
default:
WARN("Non standard input depth %d, forced output depth to 32\n", bmi->biBitCount);
outsubtype = &MEDIASUBTYPE_RGB32;
output_depth = 32;
break;
}
/* Copy bitmap header from media type to 1 for input and 1 for output */
bih_size = bmi->biSize + bmi->biClrUsed * 4;
This->pBihIn = CoTaskMemAlloc(bih_size);
if (!This->pBihIn)
{
hr = E_OUTOFMEMORY;
goto failed;
}
This->pBihOut = CoTaskMemAlloc(bih_size);
if (!This->pBihOut)
{
hr = E_OUTOFMEMORY;
goto failed;
}
memcpy(This->pBihIn, bmi, bih_size);
memcpy(This->pBihOut, bmi, bih_size);
/* Update output format as non compressed bitmap */
This->pBihOut->biCompression = 0;
This->pBihOut->biBitCount = output_depth;
This->pBihOut->biSizeImage = This->pBihOut->biWidth * This->pBihOut->biHeight * This->pBihOut->biBitCount / 8;
TRACE("Size: %u\n", This->pBihIn->biSize);
result = ICDecompressQuery(This->hvid, This->pBihIn, This->pBihOut);
if (result != ICERR_OK)
{
ERR("Unable to found a suitable output format (%d)\n", result);
goto failed;
}
/* Update output media type */
CopyMediaType(outpmt, pmt);
outpmt->subtype = *outsubtype;
if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo))
memcpy(&(((VIDEOINFOHEADER *)outpmt->pbFormat)->bmiHeader), This->pBihOut, This->pBihOut->biSize);
else if (IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo2))
memcpy(&(((VIDEOINFOHEADER2 *)outpmt->pbFormat)->bmiHeader), This->pBihOut, This->pBihOut->biSize);
else
assert(0);
TRACE("Connection accepted\n");
return S_OK;
}
TRACE("Unable to find a suitable VFW decompressor\n");
}
failed:
TRACE("Connection refused\n");
return hr;
}
static HRESULT WINAPI AVIDec_BreakConnect(TransformFilter *tf, PIN_DIRECTION dir)
{
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AVIDecImpl *This = impl_from_TransformFilter(tf);
TRACE("(%p)->()\n", This);
if (dir == PINDIR_INPUT)
{
if (This->hvid)
ICClose(This->hvid);
CoTaskMemFree(This->pBihIn);
CoTaskMemFree(This->pBihOut);
This->hvid = NULL;
This->pBihIn = NULL;
This->pBihOut = NULL;
}
return S_OK;
}
static HRESULT WINAPI AVIDec_DecideBufferSize(TransformFilter *tf, IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest)
{
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AVIDecImpl *pAVI = impl_from_TransformFilter(tf);
ALLOCATOR_PROPERTIES actual;
if (!ppropInputRequest->cbAlign)
ppropInputRequest->cbAlign = 1;
if (ppropInputRequest->cbBuffer < pAVI->pBihOut->biSizeImage)
ppropInputRequest->cbBuffer = pAVI->pBihOut->biSizeImage;
if (!ppropInputRequest->cBuffers)
ppropInputRequest->cBuffers = 1;
return IMemAllocator_SetProperties(pAlloc, ppropInputRequest, &actual);
}
static const TransformFilterFuncTable AVIDec_FuncsTable = {
.pfnDecideBufferSize = AVIDec_DecideBufferSize,
.pfnStartStreaming = AVIDec_StartStreaming,
.pfnReceive = AVIDec_Receive,
.pfnStopStreaming = AVIDec_StopStreaming,
.transform_connect_sink = avi_dec_connect_sink,
.pfnBreakConnect = AVIDec_BreakConnect,
.pfnEndFlush = AVIDec_EndFlush,
.pfnNotify = AVIDec_NotifyDrop,
};
HRESULT AVIDec_create(IUnknown *outer, void **out)
{
HRESULT hr;
AVIDecImpl * This;
*out = NULL;
hr = strmbase_transform_create(sizeof(AVIDecImpl), outer, &CLSID_AVIDec,
&AVIDec_FuncsTable, (IBaseFilter **)&This);
if (FAILED(hr))
return hr;
This->hvid = NULL;
This->pBihIn = NULL;
This->pBihOut = NULL;
*out = &This->tf.filter.IUnknown_inner;
return hr;
}